Mathematics, 06.12.2020 08:30 snoopy112007
Not everyone pays the same price for the same model of a car. The figure illustrates a normal distribution for the prices paid for a particular model of a new car. The mean is \$20,000 and the standard deviation is $1000. Use the 68-95-99.7 Rule to find the percentage of buyers who paid more than $23,000 .
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Mathematics, 21.06.2019 23:30
The points (1, 7) and (0, 2) fall on a particular line. what is its equation in slope-intercept form?
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The discrete random variables x and y take integer values with joint probability distribution given by f (x,y) = a(yβx+1) 0 β€ x β€ y β€ 2 or =0 otherwise, where a is a constant. 1 tabulate the distribution and show that a = 0.1.2 find the marginal distributions of x and y. 3 calculate cov(x,y).4 state, giving a reason, whether x and y are independent. 5 calculate e(y|x = 1).
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Use the balanced scale to find the conversion factor that can be used to convert the number of blocks to the weight of the blocks in pounds.
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Not everyone pays the same price for the same model of a car. The figure illustrates a normal distri...
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